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Hydros 35ppt Salinity Calibration Fluid (100mL)
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$23.99
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For precise calibration of refractometers, hydrometers, and salinity/conductivity equipment, CoralVue Salinity Reference Solution is highly recommended. This solution, denoted as 35PPT, is one of the two necessary components for calibrating HYDROS Salinity Probes. Also available in a 250mL bottle.